{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T22:45:47.252343+00:00","duration_seconds":1.532278,"id":1842178,"input_summary":"chars=32 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"N7H","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N7H","recording_id":175379,"started_at":"2026-07-18T22:45:45.720065+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":170636}